Home / 252,719.64-379,082.58-100,899.64

Finding the Fourth Proportional to 252,719.64, 379,082.58 and 100,899.64

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Solution

The fourth proportional to 252,719.64, 379,082.58 and 100,899.64 is: 151,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,719.64 : 379,082.58 = 100,899.64 : x
  2. Step 2: Convert to fraction form
    252,719.64/379,082.58 = 100,899.64/x
  3. Step 3: Cross multiply
    252,719.64x = 379,082.58 × 100,899.64
  4. Step 4: Simplify right side
    252,719.64x = 38,249,295,852.27
  5. Step 5: Solve for x
    x = 38,249,295,852.27/252,719.64
  6. Step 6: Final answer
    x = 151,350.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.